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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> *  Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *  or more contributor license agreements.  See the NOTICE file</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> *  distributed with this work for additional information</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> *  regarding copyright ownership.  The ASF licenses this file</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> *  to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *  "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *  with the License.  You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *    <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> *  Unless required by applicable law or agreed to in writing,</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> *  software distributed under the License is distributed on an</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> *  KIND, either express or implied.  See the License for the</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> *  specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> *  under the License.</em>
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">package</strong> org.apache.mina.proxy.handlers.http.ntlm;
<a class="jxr_linenumber" name="21" href="#21">21</a>  
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.io.BufferedReader;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.io.ByteArrayOutputStream;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.io.InputStreamReader;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.io.PrintWriter;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.io.UnsupportedEncodingException;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.util.StringTokenizer;
<a class="jxr_linenumber" name="29" href="#29">29</a>  
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.proxy.utils.ByteUtilities;
<a class="jxr_linenumber" name="31" href="#31">31</a>  
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment"> * NTLMUtilities.java - NTLM functions used for authentication and unit testing.</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="http://mina.apache.org" target="alexandria_uri">http://mina.apache.org</a>"&gt;Apache MINA Project&lt;/a&gt;</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * @since MINA 2.0.0-M3</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/mina/proxy/handlers/http/ntlm/NTLMUtilities.html">NTLMUtilities</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../../../org/apache/mina/proxy/handlers/http/ntlm/NTLMConstants.html">NTLMConstants</a> {
<a class="jxr_linenumber" name="39" href="#39">39</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment">     * @see #writeSecurityBuffer(short, short, int, byte[], int)</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] writeSecurityBuffer(<strong class="jxr_keyword">short</strong> length,
<a class="jxr_linenumber" name="43" href="#43">43</a>              <strong class="jxr_keyword">int</strong> bufferOffset) {
<a class="jxr_linenumber" name="44" href="#44">44</a>          byte[] b = <strong class="jxr_keyword">new</strong> byte[8];
<a class="jxr_linenumber" name="45" href="#45">45</a>          writeSecurityBuffer(length, length, bufferOffset, b, 0);
<a class="jxr_linenumber" name="46" href="#46">46</a>          <strong class="jxr_keyword">return</strong> b;
<a class="jxr_linenumber" name="47" href="#47">47</a>      }
<a class="jxr_linenumber" name="48" href="#48">48</a>  
<a class="jxr_linenumber" name="49" href="#49">49</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment">     * Writes a security buffer to the given array &lt;code&gt;b&lt;/code&gt; at offset </em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment">     * &lt;code&gt;offset&lt;/code&gt;. A security buffer defines a pointer to an area </em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment">     * in the data that defines some data with a variable length. This allows</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment">     * to have a semi-fixed length header thus making a little bit easier </em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment">     * the decoding process in the NTLM protocol.</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment">     * @param length the length of the security buffer</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment">     * @param allocated the allocated space for the security buffer (should be</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment">     * greater or equal to &lt;code&gt;length&lt;/code&gt;</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment">     * @param bufferOffset the offset from the main array where the currently</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment">     * defined security buffer will be written</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment">     * @param b the buffer in which we write the security buffer</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">     * @param offset the offset at which to write to the b buffer</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> writeSecurityBuffer(<strong class="jxr_keyword">short</strong> length, <strong class="jxr_keyword">short</strong> allocated,
<a class="jxr_linenumber" name="65" href="#65">65</a>              <strong class="jxr_keyword">int</strong> bufferOffset, byte[] b, <strong class="jxr_keyword">int</strong> offset) {
<a class="jxr_linenumber" name="66" href="#66">66</a>          ByteUtilities.writeShort(length, b, offset);
<a class="jxr_linenumber" name="67" href="#67">67</a>          ByteUtilities.writeShort(allocated, b, offset + 2);
<a class="jxr_linenumber" name="68" href="#68">68</a>          ByteUtilities.writeInt(bufferOffset, b, offset + 4);
<a class="jxr_linenumber" name="69" href="#69">69</a>      }
<a class="jxr_linenumber" name="70" href="#70">70</a>  
<a class="jxr_linenumber" name="71" href="#71">71</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment">     * Writes the Windows OS version passed in as three byte values</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment">     * (majorVersion.minorVersion.buildNumber) to the given byte array</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment">     * at &lt;code&gt;offset&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment">     * @param majorVersion the major version number</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment">     * @param minorVersion the minor version number</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment">     * @param buildNumber the build number</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment">     * @param b the target byte array </em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment">     * @param offset the offset at which to write in the array</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> writeOSVersion(byte majorVersion,
<a class="jxr_linenumber" name="83" href="#83">83</a>              byte minorVersion, <strong class="jxr_keyword">short</strong> buildNumber, byte[] b, <strong class="jxr_keyword">int</strong> offset) {
<a class="jxr_linenumber" name="84" href="#84">84</a>          b[offset] = majorVersion;
<a class="jxr_linenumber" name="85" href="#85">85</a>          b[offset + 1] = minorVersion;
<a class="jxr_linenumber" name="86" href="#86">86</a>          b[offset + 2] = (byte) buildNumber;
<a class="jxr_linenumber" name="87" href="#87">87</a>          b[offset + 3] = (byte) (buildNumber &gt;&gt; 8);
<a class="jxr_linenumber" name="88" href="#88">88</a>          b[offset + 4] = 0;
<a class="jxr_linenumber" name="89" href="#89">89</a>          b[offset + 5] = 0;
<a class="jxr_linenumber" name="90" href="#90">90</a>          b[offset + 6] = 0;
<a class="jxr_linenumber" name="91" href="#91">91</a>          b[offset + 7] = 0x0F;
<a class="jxr_linenumber" name="92" href="#92">92</a>      }
<a class="jxr_linenumber" name="93" href="#93">93</a>  
<a class="jxr_linenumber" name="94" href="#94">94</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment">     * Tries to return a valid OS version on Windows systems. If it fails to </em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     * do so or if we're running on another OS then a fake Windows XP OS </em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     * version is returned because the protocol uses it.</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment">     * @return a NTLM OS version byte buffer</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="101" href="#101">101</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] getOsVersion() {
<a class="jxr_linenumber" name="102" href="#102">102</a>         String os = System.getProperty(<span class="jxr_string">"os.name"</span>);
<a class="jxr_linenumber" name="103" href="#103">103</a>         
<a class="jxr_linenumber" name="104" href="#104">104</a>         <strong class="jxr_keyword">if</strong> (os == <strong class="jxr_keyword">null</strong> || !os.toUpperCase().contains(<span class="jxr_string">"WINDOWS"</span>)) {
<a class="jxr_linenumber" name="105" href="#105">105</a>             <strong class="jxr_keyword">return</strong> DEFAULT_OS_VERSION;
<a class="jxr_linenumber" name="106" href="#106">106</a>         }
<a class="jxr_linenumber" name="107" href="#107">107</a>         
<a class="jxr_linenumber" name="108" href="#108">108</a>         byte[] osVer = <strong class="jxr_keyword">new</strong> byte[8];
<a class="jxr_linenumber" name="109" href="#109">109</a> 
<a class="jxr_linenumber" name="110" href="#110">110</a>         <em class="jxr_comment">// Let's enclose the code by a try...catch in order to</em>
<a class="jxr_linenumber" name="111" href="#111">111</a>         <em class="jxr_comment">// manage incorrect strings. In this case, we will generate </em>
<a class="jxr_linenumber" name="112" href="#112">112</a>         <em class="jxr_comment">// an exception and deal with the special cases.</em>
<a class="jxr_linenumber" name="113" href="#113">113</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="114" href="#114">114</a>             Process pr = Runtime.getRuntime().exec(<span class="jxr_string">"cmd /C ver"</span>);
<a class="jxr_linenumber" name="115" href="#115">115</a>             BufferedReader reader = <strong class="jxr_keyword">new</strong> BufferedReader(
<a class="jxr_linenumber" name="116" href="#116">116</a>                     <strong class="jxr_keyword">new</strong> InputStreamReader(pr.getInputStream()));
<a class="jxr_linenumber" name="117" href="#117">117</a>             pr.waitFor();
<a class="jxr_linenumber" name="118" href="#118">118</a>             
<a class="jxr_linenumber" name="119" href="#119">119</a>             String line;
<a class="jxr_linenumber" name="120" href="#120">120</a>         
<a class="jxr_linenumber" name="121" href="#121">121</a>             <em class="jxr_comment">// We loop as we may have blank lines.</em>
<a class="jxr_linenumber" name="122" href="#122">122</a>             <strong class="jxr_keyword">do</strong> {
<a class="jxr_linenumber" name="123" href="#123">123</a>                   line = reader.readLine();
<a class="jxr_linenumber" name="124" href="#124">124</a>             } <strong class="jxr_keyword">while</strong> ((line != <strong class="jxr_keyword">null</strong>) &amp;&amp; (line.length() != 0));
<a class="jxr_linenumber" name="125" href="#125">125</a>             
<a class="jxr_linenumber" name="126" href="#126">126</a>             reader.close();
<a class="jxr_linenumber" name="127" href="#127">127</a> 
<a class="jxr_linenumber" name="128" href="#128">128</a>             <em class="jxr_comment">// If line is null, we must not go any farther</em>
<a class="jxr_linenumber" name="129" href="#129">129</a>             <strong class="jxr_keyword">if</strong> (line == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="130" href="#130">130</a>                 <em class="jxr_comment">// Throw an exception to jump into the catch() part</em>
<a class="jxr_linenumber" name="131" href="#131">131</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Exception();
<a class="jxr_linenumber" name="132" href="#132">132</a>             }
<a class="jxr_linenumber" name="133" href="#133">133</a> 
<a class="jxr_linenumber" name="134" href="#134">134</a>             <em class="jxr_comment">// The command line should return a response like :</em>
<a class="jxr_linenumber" name="135" href="#135">135</a>             <em class="jxr_comment">// Microsoft Windows XP [version 5.1.2600]</em>
<a class="jxr_linenumber" name="136" href="#136">136</a>             <strong class="jxr_keyword">int</strong> pos = line.toLowerCase().indexOf(<span class="jxr_string">"version"</span>);
<a class="jxr_linenumber" name="137" href="#137">137</a> 
<a class="jxr_linenumber" name="138" href="#138">138</a>             <strong class="jxr_keyword">if</strong> (pos == -1) {
<a class="jxr_linenumber" name="139" href="#139">139</a>                 <em class="jxr_comment">// Throw an exception to jump into the catch() part</em>
<a class="jxr_linenumber" name="140" href="#140">140</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Exception();
<a class="jxr_linenumber" name="141" href="#141">141</a>             }
<a class="jxr_linenumber" name="142" href="#142">142</a> 
<a class="jxr_linenumber" name="143" href="#143">143</a>             pos += 8;
<a class="jxr_linenumber" name="144" href="#144">144</a>             line = line.substring(pos, line.indexOf(']'));
<a class="jxr_linenumber" name="145" href="#145">145</a>             StringTokenizer tk = <strong class="jxr_keyword">new</strong> StringTokenizer(line, <span class="jxr_string">"."</span>);
<a class="jxr_linenumber" name="146" href="#146">146</a> 
<a class="jxr_linenumber" name="147" href="#147">147</a>             <strong class="jxr_keyword">if</strong> (tk.countTokens() != 3) {
<a class="jxr_linenumber" name="148" href="#148">148</a>                 <em class="jxr_comment">// Throw an exception to jump into the catch() part</em>
<a class="jxr_linenumber" name="149" href="#149">149</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Exception();
<a class="jxr_linenumber" name="150" href="#150">150</a>             }
<a class="jxr_linenumber" name="151" href="#151">151</a> 
<a class="jxr_linenumber" name="152" href="#152">152</a>             writeOSVersion(Byte.parseByte(tk.nextToken()), Byte
<a class="jxr_linenumber" name="153" href="#153">153</a>                     .parseByte(tk.nextToken()), Short.parseShort(tk
<a class="jxr_linenumber" name="154" href="#154">154</a>                     .nextToken()), osVer, 0);
<a class="jxr_linenumber" name="155" href="#155">155</a>         } <strong class="jxr_keyword">catch</strong> (Exception ex) {
<a class="jxr_linenumber" name="156" href="#156">156</a>             <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="157" href="#157">157</a>                 String version = System.getProperty(<span class="jxr_string">"os.version"</span>);
<a class="jxr_linenumber" name="158" href="#158">158</a>                 writeOSVersion(Byte.parseByte(version.substring(0, 1)),
<a class="jxr_linenumber" name="159" href="#159">159</a>                         Byte.parseByte(version.substring(2, 3)), (<strong class="jxr_keyword">short</strong>) 0,
<a class="jxr_linenumber" name="160" href="#160">160</a>                         osVer, 0);
<a class="jxr_linenumber" name="161" href="#161">161</a>             } <strong class="jxr_keyword">catch</strong> (Exception ex2) {
<a class="jxr_linenumber" name="162" href="#162">162</a>                 <strong class="jxr_keyword">return</strong> DEFAULT_OS_VERSION;
<a class="jxr_linenumber" name="163" href="#163">163</a>             }
<a class="jxr_linenumber" name="164" href="#164">164</a>         }
<a class="jxr_linenumber" name="165" href="#165">165</a>     
<a class="jxr_linenumber" name="166" href="#166">166</a>         <strong class="jxr_keyword">return</strong> osVer;
<a class="jxr_linenumber" name="167" href="#167">167</a>     }
<a class="jxr_linenumber" name="168" href="#168">168</a> 
<a class="jxr_linenumber" name="169" href="#169">169</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment">     * see <a href="http://davenport.sourceforge.net/ntlm.html" target="alexandria_uri">http://davenport.sourceforge.net/ntlm.html</a>#theType1Message</em>
<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment">     * @param workStation the workstation name</em>
<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment">     * @param domain the domain name</em>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment">     * @param customFlags custom flags, if null then </em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment">     * &lt;code&gt;NTLMConstants.DEFAULT_CONSTANTS&lt;/code&gt; is used</em>
<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment">     * @param osVersion the os version of the client, if null then </em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">     * &lt;code&gt;NTLMConstants.DEFAULT_OS_VERSION&lt;/code&gt; is used</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">     * @return the type 1 message</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="180" href="#180">180</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] createType1Message(String workStation,
<a class="jxr_linenumber" name="181" href="#181">181</a>             String domain, Integer customFlags, byte[] osVersion) {
<a class="jxr_linenumber" name="182" href="#182">182</a>         byte[] msg = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="183" href="#183">183</a> 
<a class="jxr_linenumber" name="184" href="#184">184</a>         <strong class="jxr_keyword">if</strong> (osVersion != <strong class="jxr_keyword">null</strong> &amp;&amp; osVersion.length != 8) {
<a class="jxr_linenumber" name="185" href="#185">185</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a class="jxr_linenumber" name="186" href="#186">186</a>                     <span class="jxr_string">"osVersion parameter should be a 8 byte wide array"</span>);
<a class="jxr_linenumber" name="187" href="#187">187</a>         }
<a class="jxr_linenumber" name="188" href="#188">188</a> 
<a class="jxr_linenumber" name="189" href="#189">189</a>         <strong class="jxr_keyword">if</strong> (workStation == <strong class="jxr_keyword">null</strong> || domain == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="190" href="#190">190</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a class="jxr_linenumber" name="191" href="#191">191</a>                     <span class="jxr_string">"workStation and domain must be non null"</span>);
<a class="jxr_linenumber" name="192" href="#192">192</a>         }
<a class="jxr_linenumber" name="193" href="#193">193</a> 
<a class="jxr_linenumber" name="194" href="#194">194</a>         <strong class="jxr_keyword">int</strong> flags = customFlags != <strong class="jxr_keyword">null</strong> ? customFlags
<a class="jxr_linenumber" name="195" href="#195">195</a>                 | FLAG_NEGOTIATE_WORKSTATION_SUPPLIED
<a class="jxr_linenumber" name="196" href="#196">196</a>                 | FLAG_NEGOTIATE_DOMAIN_SUPPLIED : DEFAULT_FLAGS;
<a class="jxr_linenumber" name="197" href="#197">197</a> 
<a class="jxr_linenumber" name="198" href="#198">198</a>         ByteArrayOutputStream baos = <strong class="jxr_keyword">new</strong> ByteArrayOutputStream();
<a class="jxr_linenumber" name="199" href="#199">199</a> 
<a class="jxr_linenumber" name="200" href="#200">200</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="201" href="#201">201</a>             baos.write(NTLM_SIGNATURE);
<a class="jxr_linenumber" name="202" href="#202">202</a>             baos.write(ByteUtilities.writeInt(MESSAGE_TYPE_1));
<a class="jxr_linenumber" name="203" href="#203">203</a>             baos.write(ByteUtilities.writeInt(flags));
<a class="jxr_linenumber" name="204" href="#204">204</a> 
<a class="jxr_linenumber" name="205" href="#205">205</a>             byte[] domainData = ByteUtilities.getOEMStringAsByteArray(domain);
<a class="jxr_linenumber" name="206" href="#206">206</a>             byte[] workStationData = <a href="../../../../../../../org/apache/mina/proxy/utils/ByteUtilities.html">ByteUtilities</a>
<a class="jxr_linenumber" name="207" href="#207">207</a>                     .getOEMStringAsByteArray(workStation);
<a class="jxr_linenumber" name="208" href="#208">208</a> 
<a class="jxr_linenumber" name="209" href="#209">209</a>             <strong class="jxr_keyword">int</strong> pos = (osVersion != <strong class="jxr_keyword">null</strong>) ? 40 : 32;
<a class="jxr_linenumber" name="210" href="#210">210</a>             baos.write(writeSecurityBuffer((<strong class="jxr_keyword">short</strong>) domainData.length, pos
<a class="jxr_linenumber" name="211" href="#211">211</a>                     + workStationData.length));
<a class="jxr_linenumber" name="212" href="#212">212</a>             baos
<a class="jxr_linenumber" name="213" href="#213">213</a>                     .write(writeSecurityBuffer((<strong class="jxr_keyword">short</strong>) workStationData.length,
<a class="jxr_linenumber" name="214" href="#214">214</a>                             pos));
<a class="jxr_linenumber" name="215" href="#215">215</a> 
<a class="jxr_linenumber" name="216" href="#216">216</a>             <strong class="jxr_keyword">if</strong> (osVersion != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="217" href="#217">217</a>                 baos.write(osVersion);
<a class="jxr_linenumber" name="218" href="#218">218</a>             }
<a class="jxr_linenumber" name="219" href="#219">219</a> 
<a class="jxr_linenumber" name="220" href="#220">220</a>             <em class="jxr_comment">// Order is not mandatory since a pointer is given in the security buffers</em>
<a class="jxr_linenumber" name="221" href="#221">221</a>             baos.write(workStationData);
<a class="jxr_linenumber" name="222" href="#222">222</a>             baos.write(domainData);
<a class="jxr_linenumber" name="223" href="#223">223</a> 
<a class="jxr_linenumber" name="224" href="#224">224</a>             msg = baos.toByteArray();
<a class="jxr_linenumber" name="225" href="#225">225</a>             baos.close();
<a class="jxr_linenumber" name="226" href="#226">226</a>         } <strong class="jxr_keyword">catch</strong> (IOException e) {
<a class="jxr_linenumber" name="227" href="#227">227</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="228" href="#228">228</a>         }
<a class="jxr_linenumber" name="229" href="#229">229</a> 
<a class="jxr_linenumber" name="230" href="#230">230</a>         <strong class="jxr_keyword">return</strong> msg;
<a class="jxr_linenumber" name="231" href="#231">231</a>     }
<a class="jxr_linenumber" name="232" href="#232">232</a> 
<a class="jxr_linenumber" name="233" href="#233">233</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment">     * Writes a security buffer and returns the pointer of the position </em>
<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_javadoccomment">     * where to write the next security buffer.</em>
<a class="jxr_linenumber" name="236" href="#236">236</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="237" href="#237">237</a> <em class="jxr_javadoccomment">     * @param baos the stream where the security buffer is written</em>
<a class="jxr_linenumber" name="238" href="#238">238</a> <em class="jxr_javadoccomment">     * @param len the length of the security buffer </em>
<a class="jxr_linenumber" name="239" href="#239">239</a> <em class="jxr_javadoccomment">     * @param pointer the position where the security buffer can be written</em>
<a class="jxr_linenumber" name="240" href="#240">240</a> <em class="jxr_javadoccomment">     * @return the position where the next security buffer will be written</em>
<a class="jxr_linenumber" name="241" href="#241">241</a> <em class="jxr_javadoccomment">     * @throws IOException if writing to the ByteArrayOutputStream fails</em>
<a class="jxr_linenumber" name="242" href="#242">242</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="243" href="#243">243</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> writeSecurityBufferAndUpdatePointer(
<a class="jxr_linenumber" name="244" href="#244">244</a>             ByteArrayOutputStream baos, <strong class="jxr_keyword">short</strong> len, <strong class="jxr_keyword">int</strong> pointer)
<a class="jxr_linenumber" name="245" href="#245">245</a>             <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="246" href="#246">246</a>         baos.write(writeSecurityBuffer(len, pointer));
<a class="jxr_linenumber" name="247" href="#247">247</a>         <strong class="jxr_keyword">return</strong> pointer + len;
<a class="jxr_linenumber" name="248" href="#248">248</a>     }
<a class="jxr_linenumber" name="249" href="#249">249</a> 
<a class="jxr_linenumber" name="250" href="#250">250</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_javadoccomment">     * Extracts the NTLM challenge from the type 2 message as an 8 byte array.</em>
<a class="jxr_linenumber" name="252" href="#252">252</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="253" href="#253">253</a> <em class="jxr_javadoccomment">     * @param msg the type 2 message byte array</em>
<a class="jxr_linenumber" name="254" href="#254">254</a> <em class="jxr_javadoccomment">     * @return the challenge</em>
<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="256" href="#256">256</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] extractChallengeFromType2Message(byte[] msg) {
<a class="jxr_linenumber" name="257" href="#257">257</a>         byte[] challenge = <strong class="jxr_keyword">new</strong> byte[8];
<a class="jxr_linenumber" name="258" href="#258">258</a>         System.arraycopy(msg, 24, challenge, 0, 8);
<a class="jxr_linenumber" name="259" href="#259">259</a>         <strong class="jxr_keyword">return</strong> challenge;
<a class="jxr_linenumber" name="260" href="#260">260</a>     }
<a class="jxr_linenumber" name="261" href="#261">261</a> 
<a class="jxr_linenumber" name="262" href="#262">262</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_javadoccomment">     * Extracts the NTLM flags from the type 2 message.</em>
<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * @param msg the type 2 message byte array</em>
<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * @return the proxy flags as an int</em>
<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="268" href="#268">268</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> extractFlagsFromType2Message(byte[] msg) {
<a class="jxr_linenumber" name="269" href="#269">269</a>         byte[] flagsBytes = <strong class="jxr_keyword">new</strong> byte[4];
<a class="jxr_linenumber" name="270" href="#270">270</a> 
<a class="jxr_linenumber" name="271" href="#271">271</a>         System.arraycopy(msg, 20, flagsBytes, 0, 4);
<a class="jxr_linenumber" name="272" href="#272">272</a>         ByteUtilities.changeWordEndianess(flagsBytes, 0, 4);
<a class="jxr_linenumber" name="273" href="#273">273</a> 
<a class="jxr_linenumber" name="274" href="#274">274</a>         <strong class="jxr_keyword">return</strong> ByteUtilities.makeIntFromByte4(flagsBytes);
<a class="jxr_linenumber" name="275" href="#275">275</a>     }
<a class="jxr_linenumber" name="276" href="#276">276</a> 
<a class="jxr_linenumber" name="277" href="#277">277</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment">     * Reads the byte array described by the security buffer stored at the</em>
<a class="jxr_linenumber" name="279" href="#279">279</a> <em class="jxr_javadoccomment">     * &lt;code&gt;securityBufferOffset&lt;/code&gt; offset.</em>
<a class="jxr_linenumber" name="280" href="#280">280</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="281" href="#281">281</a> <em class="jxr_javadoccomment">     * @param msg the message where to read the security buffer and it's value</em>
<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_javadoccomment">     * @param securityBufferOffset the offset at which to read the security buffer</em>
<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment">     * @return a new byte array holding the data pointed by the security buffer </em>
<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="285" href="#285">285</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] readSecurityBufferTarget(
<a class="jxr_linenumber" name="286" href="#286">286</a>             byte[] msg, <strong class="jxr_keyword">int</strong> securityBufferOffset) {
<a class="jxr_linenumber" name="287" href="#287">287</a>         byte[] securityBuffer = <strong class="jxr_keyword">new</strong> byte[8];
<a class="jxr_linenumber" name="288" href="#288">288</a> 
<a class="jxr_linenumber" name="289" href="#289">289</a>         System.arraycopy(msg, securityBufferOffset, securityBuffer, 0, 8);
<a class="jxr_linenumber" name="290" href="#290">290</a>         ByteUtilities.changeWordEndianess(securityBuffer, 0, 8);
<a class="jxr_linenumber" name="291" href="#291">291</a>         <strong class="jxr_keyword">int</strong> length = ByteUtilities.makeIntFromByte2(securityBuffer);
<a class="jxr_linenumber" name="292" href="#292">292</a>         <strong class="jxr_keyword">int</strong> offset = ByteUtilities.makeIntFromByte4(securityBuffer, 4);
<a class="jxr_linenumber" name="293" href="#293">293</a> 
<a class="jxr_linenumber" name="294" href="#294">294</a>         byte[] secBufValue = <strong class="jxr_keyword">new</strong> byte[length];
<a class="jxr_linenumber" name="295" href="#295">295</a>         System.arraycopy(msg, offset, secBufValue, 0, length);
<a class="jxr_linenumber" name="296" href="#296">296</a>         
<a class="jxr_linenumber" name="297" href="#297">297</a>         <strong class="jxr_keyword">return</strong> secBufValue;
<a class="jxr_linenumber" name="298" href="#298">298</a>     }
<a class="jxr_linenumber" name="299" href="#299">299</a>     
<a class="jxr_linenumber" name="300" href="#300">300</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="301" href="#301">301</a> <em class="jxr_javadoccomment">     * Extracts the target name from the type 2 message.</em>
<a class="jxr_linenumber" name="302" href="#302">302</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="303" href="#303">303</a> <em class="jxr_javadoccomment">     * @param msg the type 2 message byte array</em>
<a class="jxr_linenumber" name="304" href="#304">304</a> <em class="jxr_javadoccomment">     * @param msgFlags the flags if null then flags are extracted from the </em>
<a class="jxr_linenumber" name="305" href="#305">305</a> <em class="jxr_javadoccomment">     * type 2 message</em>
<a class="jxr_linenumber" name="306" href="#306">306</a> <em class="jxr_javadoccomment">     * @return the target name</em>
<a class="jxr_linenumber" name="307" href="#307">307</a> <em class="jxr_javadoccomment">     * @throws UnsupportedEncodingException if unable to use the </em>
<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_javadoccomment">     * needed UTF-16LE or ASCII charsets </em>
<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="310" href="#310">310</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> String extractTargetNameFromType2Message(byte[] msg,
<a class="jxr_linenumber" name="311" href="#311">311</a>             Integer msgFlags) <strong class="jxr_keyword">throws</strong> UnsupportedEncodingException {
<a class="jxr_linenumber" name="312" href="#312">312</a>         <em class="jxr_comment">// Read the security buffer to determine where the target name</em>
<a class="jxr_linenumber" name="313" href="#313">313</a>         <em class="jxr_comment">// is stored and what it's length is</em>
<a class="jxr_linenumber" name="314" href="#314">314</a>         byte[] targetName = readSecurityBufferTarget(msg, 12);
<a class="jxr_linenumber" name="315" href="#315">315</a> 
<a class="jxr_linenumber" name="316" href="#316">316</a>         <em class="jxr_comment">// now we convert it to a string</em>
<a class="jxr_linenumber" name="317" href="#317">317</a>         <strong class="jxr_keyword">int</strong> flags = msgFlags == <strong class="jxr_keyword">null</strong> ? extractFlagsFromType2Message(msg)
<a class="jxr_linenumber" name="318" href="#318">318</a>                 : msgFlags;
<a class="jxr_linenumber" name="319" href="#319">319</a>         <strong class="jxr_keyword">if</strong> (ByteUtilities.isFlagSet(flags, FLAG_NEGOTIATE_UNICODE)) {
<a class="jxr_linenumber" name="320" href="#320">320</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> String(targetName, <span class="jxr_string">"UTF-16LE"</span>);
<a class="jxr_linenumber" name="321" href="#321">321</a>         }
<a class="jxr_linenumber" name="322" href="#322">322</a>         
<a class="jxr_linenumber" name="323" href="#323">323</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> String(targetName, <span class="jxr_string">"ASCII"</span>);
<a class="jxr_linenumber" name="324" href="#324">324</a>     }
<a class="jxr_linenumber" name="325" href="#325">325</a> 
<a class="jxr_linenumber" name="326" href="#326">326</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="327" href="#327">327</a> <em class="jxr_javadoccomment">     * Extracts the target information block from the type 2 message.</em>
<a class="jxr_linenumber" name="328" href="#328">328</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_javadoccomment">     * @param msg the type 2 message byte array</em>
<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_javadoccomment">     * @param msgFlags the flags if null then flags are extracted from the </em>
<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment">     * type 2 message</em>
<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment">     * @return the target info</em>
<a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="334" href="#334">334</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] extractTargetInfoFromType2Message(byte[] msg,
<a class="jxr_linenumber" name="335" href="#335">335</a>             Integer msgFlags) {
<a class="jxr_linenumber" name="336" href="#336">336</a>         <strong class="jxr_keyword">int</strong> flags = msgFlags == <strong class="jxr_keyword">null</strong> ? extractFlagsFromType2Message(msg)
<a class="jxr_linenumber" name="337" href="#337">337</a>                 : msgFlags;
<a class="jxr_linenumber" name="338" href="#338">338</a> 
<a class="jxr_linenumber" name="339" href="#339">339</a>         <strong class="jxr_keyword">if</strong> (!ByteUtilities.isFlagSet(flags, FLAG_NEGOTIATE_TARGET_INFO))
<a class="jxr_linenumber" name="340" href="#340">340</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="341" href="#341">341</a> 
<a class="jxr_linenumber" name="342" href="#342">342</a>         <strong class="jxr_keyword">int</strong> pos = 40; <em class="jxr_comment">//isFlagSet(flags, FLAG_NEGOTIATE_LOCAL_CALL) ? 40 : 32;</em>
<a class="jxr_linenumber" name="343" href="#343">343</a> 
<a class="jxr_linenumber" name="344" href="#344">344</a>         <strong class="jxr_keyword">return</strong> readSecurityBufferTarget(msg, pos);
<a class="jxr_linenumber" name="345" href="#345">345</a>     }
<a class="jxr_linenumber" name="346" href="#346">346</a> 
<a class="jxr_linenumber" name="347" href="#347">347</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="348" href="#348">348</a> <em class="jxr_javadoccomment">     * Prints to the {@link PrintWriter} the target information block extracted</em>
<a class="jxr_linenumber" name="349" href="#349">349</a> <em class="jxr_javadoccomment">     * from the type 2 message.</em>
<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="351" href="#351">351</a> <em class="jxr_javadoccomment">     * @param msg the type 2 message</em>
<a class="jxr_linenumber" name="352" href="#352">352</a> <em class="jxr_javadoccomment">     * @param msgFlags the flags if null then flags are extracted from the </em>
<a class="jxr_linenumber" name="353" href="#353">353</a> <em class="jxr_javadoccomment">     * type 2 message</em>
<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment">     * @param out the output target for the information</em>
<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment">     * @throws UnsupportedEncodingException if unable to use the </em>
<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment">     * needed UTF-16LE or ASCII charsets </em>
<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="358" href="#358">358</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> printTargetInformationBlockFromType2Message(
<a class="jxr_linenumber" name="359" href="#359">359</a>             byte[] msg, Integer msgFlags, PrintWriter out)
<a class="jxr_linenumber" name="360" href="#360">360</a>             <strong class="jxr_keyword">throws</strong> UnsupportedEncodingException {
<a class="jxr_linenumber" name="361" href="#361">361</a>         <strong class="jxr_keyword">int</strong> flags = msgFlags == <strong class="jxr_keyword">null</strong> ? extractFlagsFromType2Message(msg)
<a class="jxr_linenumber" name="362" href="#362">362</a>                 : msgFlags;
<a class="jxr_linenumber" name="363" href="#363">363</a> 
<a class="jxr_linenumber" name="364" href="#364">364</a>         byte[] infoBlock = extractTargetInfoFromType2Message(msg, flags);
<a class="jxr_linenumber" name="365" href="#365">365</a>         <strong class="jxr_keyword">if</strong> (infoBlock == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="366" href="#366">366</a>             out.println(<span class="jxr_string">"No target information block found !"</span>);
<a class="jxr_linenumber" name="367" href="#367">367</a>         } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="368" href="#368">368</a>             <strong class="jxr_keyword">int</strong> pos = 0;
<a class="jxr_linenumber" name="369" href="#369">369</a>             <strong class="jxr_keyword">while</strong> (infoBlock[pos] != 0) {
<a class="jxr_linenumber" name="370" href="#370">370</a>                 out.print(<span class="jxr_string">"---\nType "</span> + infoBlock[pos] + <span class="jxr_string">": "</span>);
<a class="jxr_linenumber" name="371" href="#371">371</a>                 <strong class="jxr_keyword">switch</strong> (infoBlock[pos]) {
<a class="jxr_linenumber" name="372" href="#372">372</a>                     <strong class="jxr_keyword">case</strong> 1:
<a class="jxr_linenumber" name="373" href="#373">373</a>                         out.println(<span class="jxr_string">"Server name"</span>);
<a class="jxr_linenumber" name="374" href="#374">374</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="375" href="#375">375</a>                     <strong class="jxr_keyword">case</strong> 2:
<a class="jxr_linenumber" name="376" href="#376">376</a>                         out.println(<span class="jxr_string">"Domain name"</span>);
<a class="jxr_linenumber" name="377" href="#377">377</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="378" href="#378">378</a>                     <strong class="jxr_keyword">case</strong> 3:
<a class="jxr_linenumber" name="379" href="#379">379</a>                         out.println(<span class="jxr_string">"Fully qualified DNS hostname"</span>);
<a class="jxr_linenumber" name="380" href="#380">380</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="381" href="#381">381</a>                     <strong class="jxr_keyword">case</strong> 4:
<a class="jxr_linenumber" name="382" href="#382">382</a>                         out.println(<span class="jxr_string">"DNS domain name"</span>);
<a class="jxr_linenumber" name="383" href="#383">383</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="384" href="#384">384</a>                     <strong class="jxr_keyword">case</strong> 5:
<a class="jxr_linenumber" name="385" href="#385">385</a>                         out.println(<span class="jxr_string">"Parent DNS domain name"</span>);
<a class="jxr_linenumber" name="386" href="#386">386</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="387" href="#387">387</a>                 }
<a class="jxr_linenumber" name="388" href="#388">388</a>                 byte[] len = <strong class="jxr_keyword">new</strong> byte[2];
<a class="jxr_linenumber" name="389" href="#389">389</a>                 System.arraycopy(infoBlock, pos + 2, len, 0, 2);
<a class="jxr_linenumber" name="390" href="#390">390</a>                 ByteUtilities.changeByteEndianess(len, 0, 2);
<a class="jxr_linenumber" name="391" href="#391">391</a> 
<a class="jxr_linenumber" name="392" href="#392">392</a>                 <strong class="jxr_keyword">int</strong> length = ByteUtilities.makeIntFromByte2(len, 0);
<a class="jxr_linenumber" name="393" href="#393">393</a>                 out.println(<span class="jxr_string">"Length: "</span> + length + <span class="jxr_string">" bytes"</span>);
<a class="jxr_linenumber" name="394" href="#394">394</a>                 out.print(<span class="jxr_string">"Data: "</span>);
<a class="jxr_linenumber" name="395" href="#395">395</a>                 <strong class="jxr_keyword">if</strong> (ByteUtilities.isFlagSet(flags, FLAG_NEGOTIATE_UNICODE)) {
<a class="jxr_linenumber" name="396" href="#396">396</a>                     out.println(<strong class="jxr_keyword">new</strong> String(infoBlock, pos + 4, length,
<a class="jxr_linenumber" name="397" href="#397">397</a>                             <span class="jxr_string">"UTF-16LE"</span>));
<a class="jxr_linenumber" name="398" href="#398">398</a>                 } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="399" href="#399">399</a>                     out.println(<strong class="jxr_keyword">new</strong> String(infoBlock, pos + 4, length, <span class="jxr_string">"ASCII"</span>));
<a class="jxr_linenumber" name="400" href="#400">400</a>                 }
<a class="jxr_linenumber" name="401" href="#401">401</a>                 pos += 4 + length;
<a class="jxr_linenumber" name="402" href="#402">402</a>                 out.flush();
<a class="jxr_linenumber" name="403" href="#403">403</a>             }
<a class="jxr_linenumber" name="404" href="#404">404</a>         }
<a class="jxr_linenumber" name="405" href="#405">405</a>     }
<a class="jxr_linenumber" name="406" href="#406">406</a> 
<a class="jxr_linenumber" name="407" href="#407">407</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="408" href="#408">408</a> <em class="jxr_javadoccomment">     * @see <a href="http://davenport.sourceforge.net/ntlm.html" target="alexandria_uri">http://davenport.sourceforge.net/ntlm.html</a>#theType3Message</em>
<a class="jxr_linenumber" name="409" href="#409">409</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="410" href="#410">410</a> <em class="jxr_javadoccomment">     * @param user the user name</em>
<a class="jxr_linenumber" name="411" href="#411">411</a> <em class="jxr_javadoccomment">     * @param password the user password</em>
<a class="jxr_linenumber" name="412" href="#412">412</a> <em class="jxr_javadoccomment">     * @param challenge the challenge response</em>
<a class="jxr_linenumber" name="413" href="#413">413</a> <em class="jxr_javadoccomment">     * @param target the target name</em>
<a class="jxr_linenumber" name="414" href="#414">414</a> <em class="jxr_javadoccomment">     * @param workstation the client workstation's name</em>
<a class="jxr_linenumber" name="415" href="#415">415</a> <em class="jxr_javadoccomment">     * @param serverFlags the flags set by the client</em>
<a class="jxr_linenumber" name="416" href="#416">416</a> <em class="jxr_javadoccomment">     * @param osVersion the os version of the client</em>
<a class="jxr_linenumber" name="417" href="#417">417</a> <em class="jxr_javadoccomment">     * @return the type 3 message</em>
<a class="jxr_linenumber" name="418" href="#418">418</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="419" href="#419">419</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> byte[] createType3Message(String user, String password,
<a class="jxr_linenumber" name="420" href="#420">420</a>             byte[] challenge, String target, String workstation,
<a class="jxr_linenumber" name="421" href="#421">421</a>             Integer serverFlags, byte[] osVersion) {
<a class="jxr_linenumber" name="422" href="#422">422</a>         byte[] msg = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="423" href="#423">423</a> 
<a class="jxr_linenumber" name="424" href="#424">424</a>         <strong class="jxr_keyword">if</strong> (challenge == <strong class="jxr_keyword">null</strong> || challenge.length != 8) {
<a class="jxr_linenumber" name="425" href="#425">425</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a class="jxr_linenumber" name="426" href="#426">426</a>                     <span class="jxr_string">"challenge[] should be a 8 byte wide array"</span>);
<a class="jxr_linenumber" name="427" href="#427">427</a>         }
<a class="jxr_linenumber" name="428" href="#428">428</a> 
<a class="jxr_linenumber" name="429" href="#429">429</a>         <strong class="jxr_keyword">if</strong> (osVersion != <strong class="jxr_keyword">null</strong> &amp;&amp; osVersion.length != 8) {
<a class="jxr_linenumber" name="430" href="#430">430</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a class="jxr_linenumber" name="431" href="#431">431</a>                     <span class="jxr_string">"osVersion should be a 8 byte wide array"</span>);
<a class="jxr_linenumber" name="432" href="#432">432</a>         }
<a class="jxr_linenumber" name="433" href="#433">433</a> 
<a class="jxr_linenumber" name="434" href="#434">434</a>         <em class="jxr_comment">//TOSEE breaks tests</em>
<a class="jxr_linenumber" name="435" href="#435">435</a>         <em class="jxr_comment">/*<em class="jxr_comment">int flags = serverFlags != null ? serverFlags | </em></em>
<a class="jxr_linenumber" name="436" href="#436">436</a> <em class="jxr_comment">                FLAG_NEGOTIATE_WORKSTATION_SUPPLIED | </em>
<a class="jxr_linenumber" name="437" href="#437">437</a> <em class="jxr_comment">                FLAG_NEGOTIATE_DOMAIN_SUPPLIED : DEFAULT_FLAGS;*/</em>
<a class="jxr_linenumber" name="438" href="#438">438</a>         <strong class="jxr_keyword">int</strong> flags = serverFlags != <strong class="jxr_keyword">null</strong> ? serverFlags : DEFAULT_FLAGS;
<a class="jxr_linenumber" name="439" href="#439">439</a> 
<a class="jxr_linenumber" name="440" href="#440">440</a>         ByteArrayOutputStream baos = <strong class="jxr_keyword">new</strong> ByteArrayOutputStream();
<a class="jxr_linenumber" name="441" href="#441">441</a> 
<a class="jxr_linenumber" name="442" href="#442">442</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="443" href="#443">443</a>             baos.write(NTLM_SIGNATURE);
<a class="jxr_linenumber" name="444" href="#444">444</a>             baos.write(ByteUtilities.writeInt(MESSAGE_TYPE_3));
<a class="jxr_linenumber" name="445" href="#445">445</a> 
<a class="jxr_linenumber" name="446" href="#446">446</a>             byte[] dataLMResponse = NTLMResponses.getLMResponse(password,
<a class="jxr_linenumber" name="447" href="#447">447</a>                     challenge);
<a class="jxr_linenumber" name="448" href="#448">448</a>             byte[] dataNTLMResponse = NTLMResponses.getNTLMResponse(password,
<a class="jxr_linenumber" name="449" href="#449">449</a>                     challenge);
<a class="jxr_linenumber" name="450" href="#450">450</a> 
<a class="jxr_linenumber" name="451" href="#451">451</a>             <strong class="jxr_keyword">boolean</strong> useUnicode = ByteUtilities.isFlagSet(flags,
<a class="jxr_linenumber" name="452" href="#452">452</a>                     FLAG_NEGOTIATE_UNICODE);
<a class="jxr_linenumber" name="453" href="#453">453</a>             byte[] targetName = ByteUtilities.encodeString(target, useUnicode);
<a class="jxr_linenumber" name="454" href="#454">454</a>             byte[] userName = ByteUtilities.encodeString(user, useUnicode);
<a class="jxr_linenumber" name="455" href="#455">455</a>             byte[] workstationName = ByteUtilities.encodeString(workstation,
<a class="jxr_linenumber" name="456" href="#456">456</a>                     useUnicode);
<a class="jxr_linenumber" name="457" href="#457">457</a> 
<a class="jxr_linenumber" name="458" href="#458">458</a>             <strong class="jxr_keyword">int</strong> pos = osVersion != <strong class="jxr_keyword">null</strong> ? 72 : 64;
<a class="jxr_linenumber" name="459" href="#459">459</a>             <strong class="jxr_keyword">int</strong> responsePos = pos + targetName.length + userName.length
<a class="jxr_linenumber" name="460" href="#460">460</a>                     + workstationName.length;
<a class="jxr_linenumber" name="461" href="#461">461</a>             responsePos = writeSecurityBufferAndUpdatePointer(baos,
<a class="jxr_linenumber" name="462" href="#462">462</a>                     (<strong class="jxr_keyword">short</strong>) dataLMResponse.length, responsePos);
<a class="jxr_linenumber" name="463" href="#463">463</a>             writeSecurityBufferAndUpdatePointer(baos,
<a class="jxr_linenumber" name="464" href="#464">464</a>                     (<strong class="jxr_keyword">short</strong>) dataNTLMResponse.length, responsePos);
<a class="jxr_linenumber" name="465" href="#465">465</a>             pos = writeSecurityBufferAndUpdatePointer(baos,
<a class="jxr_linenumber" name="466" href="#466">466</a>                     (<strong class="jxr_keyword">short</strong>) targetName.length, pos);
<a class="jxr_linenumber" name="467" href="#467">467</a>             pos = writeSecurityBufferAndUpdatePointer(baos,
<a class="jxr_linenumber" name="468" href="#468">468</a>                     (<strong class="jxr_keyword">short</strong>) userName.length, pos);
<a class="jxr_linenumber" name="469" href="#469">469</a>             writeSecurityBufferAndUpdatePointer(baos,
<a class="jxr_linenumber" name="470" href="#470">470</a>                     (<strong class="jxr_keyword">short</strong>) workstationName.length, pos);
<a class="jxr_linenumber" name="471" href="#471">471</a> 
<a class="jxr_linenumber" name="472" href="#472">472</a>             <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="473" href="#473">473</a> <em class="jxr_javadoccomment">            LM/LMv2 Response security buffer </em>
<a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_javadoccomment">            20 NTLM/NTLMv2 Response security buffer </em>
<a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_javadoccomment">            28 Target Name security buffer </em>
<a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_javadoccomment">            36 User Name security buffer </em>
<a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_javadoccomment">            44 Workstation Name security buffer </em>
<a class="jxr_linenumber" name="478" href="#478">478</a> <em class="jxr_javadoccomment">            (52) Session Key (optional) security buffer </em>
<a class="jxr_linenumber" name="479" href="#479">479</a> <em class="jxr_javadoccomment">            (60) Flags (optional) long </em>
<a class="jxr_linenumber" name="480" href="#480">480</a> <em class="jxr_javadoccomment">            (64) OS Version Structure (Optional) 8 bytes</em>
<a class="jxr_linenumber" name="481" href="#481">481</a> <em class="jxr_javadoccomment">            **/</em>
<a class="jxr_linenumber" name="482" href="#482">482</a> 
<a class="jxr_linenumber" name="483" href="#483">483</a>             <em class="jxr_comment">// Session Key Security Buffer ??!</em>
<a class="jxr_linenumber" name="484" href="#484">484</a>             baos.write(<strong class="jxr_keyword">new</strong> byte[] { 0, 0, 0, 0, (byte) 0x9a, 0, 0, 0 });
<a class="jxr_linenumber" name="485" href="#485">485</a>             
<a class="jxr_linenumber" name="486" href="#486">486</a>             baos.write(ByteUtilities.writeInt(flags));
<a class="jxr_linenumber" name="487" href="#487">487</a> 
<a class="jxr_linenumber" name="488" href="#488">488</a>             <strong class="jxr_keyword">if</strong> (osVersion != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="489" href="#489">489</a>                 baos.write(osVersion);
<a class="jxr_linenumber" name="490" href="#490">490</a>             }
<a class="jxr_linenumber" name="491" href="#491">491</a> 
<a class="jxr_linenumber" name="492" href="#492">492</a>             <em class="jxr_comment">// Order is not mandatory since a pointer is given in the security buffers</em>
<a class="jxr_linenumber" name="493" href="#493">493</a>             baos.write(targetName);
<a class="jxr_linenumber" name="494" href="#494">494</a>             baos.write(userName);
<a class="jxr_linenumber" name="495" href="#495">495</a>             baos.write(workstationName);
<a class="jxr_linenumber" name="496" href="#496">496</a> 
<a class="jxr_linenumber" name="497" href="#497">497</a>             baos.write(dataLMResponse);
<a class="jxr_linenumber" name="498" href="#498">498</a>             baos.write(dataNTLMResponse);
<a class="jxr_linenumber" name="499" href="#499">499</a> 
<a class="jxr_linenumber" name="500" href="#500">500</a>             msg = baos.toByteArray();
<a class="jxr_linenumber" name="501" href="#501">501</a>             baos.close();
<a class="jxr_linenumber" name="502" href="#502">502</a>         } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="503" href="#503">503</a>             e.printStackTrace();
<a class="jxr_linenumber" name="504" href="#504">504</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="505" href="#505">505</a>         }
<a class="jxr_linenumber" name="506" href="#506">506</a> 
<a class="jxr_linenumber" name="507" href="#507">507</a>         <strong class="jxr_keyword">return</strong> msg;
<a class="jxr_linenumber" name="508" href="#508">508</a>     }
<a class="jxr_linenumber" name="509" href="#509">509</a> }
</pre>
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